Welcome to Conny's

A personal website and learning project — a collection of full-stack web applications built while transitioning from backend to modern full-stack development.

Web Applications

Four apps built with Next.js, TypeScript, and Tailwind CSS — sign in to use them.

Nutrient Tracker

Comprehensive food logging with AI-powered recognition via OpenAI GPT-4o-mini. Tracks 23 micronutrients against your RDA, shows daily insights, and supports custom nutrition goals.

  • Food recognition powered by OpenAI GPT-4o-mini
  • 23 tracked vitamins and minerals
  • Goal setting, analytics, and CSV export

Gym Tracker

Template-first workout logging with smart pre-fill and auto-progression. Detects PRs on session finish and tracks your strength gains over time.

  • One-tap session start from saved templates
  • Auto-progression when you hit your rep range
  • PR detection and full session history

Oscar Tracker

Every Best Picture nominee across all 97 Academy Awards ceremonies. Mark films watched, rate them, pick your winner, and check where to stream them.

  • All 97 ceremonies, every nominee
  • Ratings, personal winner picks
  • Streaming availability for UK, US, AU, NL

AI Trading Agent

Live dashboard for an autonomous stock-trading bot powered by a multi-agent Claude AI system. Tracks portfolio value, P&L, alpha vs S&P 500, and detailed performance metrics updated daily.

  • Multi-agent system built on Claude AI
  • Portfolio value, P&L, alpha vs SPY, Sharpe ratio
  • Charts, sector allocation, trade history

Built with Modern Technologies

Next.js 15

React Framework

TypeScript

Type Safety

PostgreSQL

via Neon + Prisma

Tailwind CSS v4

Styling

NextAuth v5

Authentication

OpenAI & Claude

AI — Food & Trading

Upstash Redis

Caching & State

Vercel

Hosting & CI/CD